#index-container{
  height: 100vh;
  display: flex;
  flex-direction: column;
}
#index-container .header{
  height: 80px;
  border-bottom: 1px solid #aaa;
  line-height: 80px;
  display: flex;
  justify-content: space-between;
  padding: 0 20px;
}
#index-container h1{
  margin: 0;
}

#index-container .icon {
  font-size: 40px;
  margin-top: 20px;
}
#index-container .body{
  flex: 1;
}